Composition of matter.



"UNITED STATES PATENT onnron HENRY L. Lr'trnnrrmnor SPOKANE, WASHINGTON,

COMPOSITION OF MATTER.

Specification of Letters Patent. Application filed January 20, 1908. SerialNo. 411,711.

Patented April 28, 1908.

To all whom it may concern:

Be it known that I, HENRYL. LILIENTHAL, a citizen of the United States, residing at S okane, in the county of Spokane and State '0 Washington, have invented a new and useful composition of matter to be used for the improvement of streets and highways by constructing thereon a hard smooth surface, of which the following is a specification.

My composition consists of the following ingredients, combined in the proportions stated, viz: crushed rock 10 cubic yards,

' gravel 5. cubic yards, sand 3 cubic yards, li

uid a'sphalt 808 gallons, petrolene 145 galons, petroleum 117 allons, Water'20 gallons.

The liquid aspha t, petrolene, petroleum and Water are to be thoroughly mixedand applied to the road surface, at a temperature of 185 Fahn, and the crushed rock, gravel and sand s read upon this mixture, mixingwith it, T isoper-ation' is to be repeated as soon after the first application as the surface is firm enough to bear the weight of machin:

er r0 ler, after the last. application, until it becomes smooth and hard. The above quanti' I ties will cover ap roximately 360 square yards of surface of tlie street or highway. a thicker cove desired, other applications may be ma e.

- andv The surface is to be rolled with a steam. ga lons o asphalt has been used in combination, as a,

composition, or mixture, with other ingredients of my composition.

- I claim:

1.- The herein described composition of matter, consisting ofliq'uid asphalt, petroleum, petrolene, water, crushed rock, sand avel, substantially as described above for t e 'purposespecified.

2. The herein described composition of matter for constructing hard and-smooth sure face of streets and highways, consistingof 1O cubic'yards of crushed rock, 5 cubic yards gravel, 3 cubicyards sand,- 808 gallons of uid asphalt, gallons of etrolene,117

petroleum and 20 ga substantia' 1y as described.-

HENRY L. LILIE NTIr IAL;

Witnesses: B. O. MOSBY,

. Benson WRIGHT.

ons of water, 

